On Mon, 27 Apr 2009 06:51:07 -0700, Marcel Duchamp wrote
> Xiaofan Chen wrote:
> > 
> > I agree with you that ICSP has its place and indeed in my current
> > company (typically low quantity), many firmwares are loaded
> > in testing stage through the tester.
> >
> 
> Of course, this is not a case of having to choose only one or the 
> other; both  can be used.  Preprogrammed chips can be assembled onto 
> a board that also has ICSP provision.  Then the ICSP can be used if 
> needed later.
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ICSP is a good option too when you find out after the boards are assembled
that somebody supplied non-programmed parts to the assembler - not that that
EVER happens.
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